Cartridge pin



FIG. 1 is substantially a perspective view of the cartridge pin of the present invention.

FIG. 2 is substantially a top elevational view of the cartridge pin shown in FIG. 1.

FIG. 3 is substantially a front elevational view of the cartridge pin shown in FIG. 1.

FIG. 4 is substantially a left side view of the cartridge pin shown in FIG. 1; and,

FIG. 5 is substantially a right side view of the cartridge pin shown in FIG. 1. 

I claim an ornamental design for a cartridge pin, as shown and described. 